Flyback or LLC? Choosing the Right Topology for a 100W to 250W High-Efficiency Power Supply (Video Length: Approximately 5 minutes)

When designing a high-efficiency power supply in the 100W to 250W range, which should you choose: an active clamp flyback (ACF) or an LLC half-bridge resonant circuit? In this video, Senior Product Marketing Engineer Zeeshan Kabeer compares the features, application areas, and design points of each topology to clearly explain the optimal choice depending on the application.

Product information

Introduced in this video

Product overviews of InnoSwitch4-CZ, HiperLCS-2, and HiperPFS-5 are as follows:
■ InnoSwitch4-CZ
Offline ZVS Flyback Switcher IC with Integrated 750V PowiGaN Switch, Active Clamp Drive, Synchronous Rectification, and FluxLink Feedback
Compatible with ClampZero active clamp IC

■ HiperLCS-2
Offline LLC Switcher IC Chipset with 600V FREDFETs, Synchronous Rectification and FluxLink Feedback

■ HiperPFS-5
Integrated 750V PowiGaN switch for high power factor
Advanced PFC controller IC optimized for high-efficiency operation over a wide load range from light to heavy loads

For more product details, please see below.

• InnoSwitch4-CZ
• HiperLCS-2
• HiperPFS-5

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